Home / 99,757.82-149,552.46-46,422.28

Finding the Fourth Proportional to 99,757.82, 149,552.46 and 46,422.28

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Solution

The fourth proportional to 99,757.82, 149,552.46 and 46,422.28 is: 69,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,757.82 : 149,552.46 = 46,422.28 : x
  2. Step 2: Convert to fraction form
    99,757.82/149,552.46 = 46,422.28/x
  3. Step 3: Cross multiply
    99,757.82x = 149,552.46 × 46,422.28
  4. Step 4: Simplify right side
    99,757.82x = 6,942,566,359.75
  5. Step 5: Solve for x
    x = 6,942,566,359.75/99,757.82
  6. Step 6: Final answer
    x = 69,594.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.